Analysis

  • max time kernel
    150s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    18-10-2024 02:03

General

  • Target

    44aa979d70c28e001b71f0073cc3a12c90800b8ef1fc94b1a105b484bcf9d01cN.exe

  • Size

    74KB

  • MD5

    0b8d97f20f6c88b444c230f508c78960

  • SHA1

    5023c9a6e8ced323a4f0bca30809b5c21a466aca

  • SHA256

    44aa979d70c28e001b71f0073cc3a12c90800b8ef1fc94b1a105b484bcf9d01c

  • SHA512

    8ae237a3b34481f2bc97288ba0c3e2442066e3f5c81ecb53807e2caec5d944cb818575a8adff238d86e38f1d9ab95d002d8bcbda86faf4dadb53e1b2a80c456a

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9woOzOuiJfoOzOuiJu+Zl:V7Zf/FAxTWoJJ7T4MKTW7JJ7T4MC7z

Malware Config

Signatures

  • Renames multiple (524) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\44aa979d70c28e001b71f0073cc3a12c90800b8ef1fc94b1a105b484bcf9d01cN.exe
    "C:\Users\Admin\AppData\Local\Temp\44aa979d70c28e001b71f0073cc3a12c90800b8ef1fc94b1a105b484bcf9d01cN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3692679935-4019334568-335155002-1000\desktop.ini.tmp

    Filesize

    75KB

    MD5

    98e05b6c175d77ed564cb3cb3798a7cb

    SHA1

    992ba68c75e7615941132d07044dbdb4c3179088

    SHA256

    69dc74a65788a3950c7b216b191c3226c6f76be0df238ab987ced57d3a44f6d0

    SHA512

    d667fea62e05ad80da2546c0aa2fca76d7e94c1932c2710a7b5194b71a2f8a315e10a579d33ac2a2a5cf470c3868d410dca0e40193947c0ce33fbf804dddcfea

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    84KB

    MD5

    0bec7a5fbe814233fcf153b66adc6925

    SHA1

    d57bf9bcb79be2c67d806ead538f4332a6a9a97f

    SHA256

    0c2081ac5450a54bdfb0f0f168556cf5bb40e52ae16767796167e1f2c180a108

    SHA512

    95d0c41cdac03a3ceb8dfe43d4cbe7c883abe382c7b588d18bfe2a811b76777ecac2f8d33c8698c7a3b7e8ab74e61494cf088c98386d6ec5289e8c161f4953ef

  • memory/1680-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1680-18-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB